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Can someone please help me figure these out?

0 votes

1.) Let f(x)=x
a) Find f(x+h)-f(x)/h and simplify it.
b) Find lim as h--->0
c) Find f'(x) and f'(2)

The same thing for:
f(x)=x^2
and
f(x)=x^3 

asked Nov 13, 2013 in CALCULUS by andrew Scholar

3 Answers

0 votes

Given that

1)f(x) = x

image

Replace (x + h) ix x.

image

image

f(x) = x

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answered Nov 13, 2013 by jouis Apprentice
  • The function image

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  • The function image

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0 votes

From the definition of the derivatives image

  • 1) The function image

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image and image

 

  • 2) The function image

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image and image.

answered Jun 26, 2014 by david Expert
0 votes
  • 3) The function image

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image and image

answered Jun 26, 2014 by david Expert

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